From hole shots to top end speed, the finest Vanguard Big Block - Mud-Buddy Vanguard® 37 Gross HP* BIG BLOCK™ EFI V-Twin

Mud-Buddy and Briggs & Stratton Commercial power have teamed up to deliver an engine perfectly suited to the harsh demands of today's mud motors - the 37 Gross HP* Vanguard® BIG BLOCK™ EFI V-Twin. Vanguard's open-loop EFI system offers automotive-style no-choke starting, smoother operation, and increased performance.

FEATURES

Direct Throttle Control – helps eliminate lag or droop, and deliver crisp throttle response

Idle Air Control – allows for smooth idle down to 800 rpm – perfect for trolling, docking, decoy retrieval, and trailering

20/50 Amp Alternator – runs electric clutches, light bars, winches, and other electronic accessories

High Flow 3-Angle Valves and Seats – better fuel flow to the combustion chamber delivers steady operation at low idle

High Capacity Electronic Fuel Pump – runs cooler and delivers better performance

High Speed Rev Limiter – set at 4750 rpm, protects against over-revving

FUNCTION

EFI Speed Sensing – the ECM constantly measures engine data, including RPMs and spark timing to deliver the right amount of fuel precisely when it’s needed

EFI Port Fuel Injection – controlled by the ECM, the fuel pump pressurizes the fuel before it reaches the injectors, delivering the exact amount need to the combustion chamber.

EFI Calibration – tested and calibrated to deliver optimum starting in all weather and altitude conditions

SPECIFICATIONS

Horsepower: 37HP*

Displacement: 993cc, 61 cubic in.

Torque: 54 ft. lbs.

SUPPORT

All Vanguard commercial engines are backed by a 3 Year warranty

Vanguard® BIG BLOCK™ V-Twin with EFI offers advanced service diagnostic capabilities

Models

Sport V

HD Sport and HDR Sport (reverse)

Longtail and Super Longtail